Home / 54,046.48-74,581.01-30,174.67

Finding the Fourth Proportional to 54,046.48, 74,581.01 and 30,174.67

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Solution

The fourth proportional to 54,046.48, 74,581.01 and 30,174.67 is: 41,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046.48 : 74,581.01 = 30,174.67 : x
  2. Step 2: Convert to fraction form
    54,046.48/74,581.01 = 30,174.67/x
  3. Step 3: Cross multiply
    54,046.48x = 74,581.01 × 30,174.67
  4. Step 4: Simplify right side
    54,046.48x = 2,250,457,365.02
  5. Step 5: Solve for x
    x = 2,250,457,365.02/54,046.48
  6. Step 6: Final answer
    x = 41,639.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.